1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 #include "AliMUONHitMapA1.h"
19 #include "AliMUONDigit.h"
23 #include <TObjArray.h>
26 ClassImp(AliMUONHitMapA1)
28 AliMUONHitMapA1::AliMUONHitMapA1()
31 // Default constructor
40 //________________________________________________________________________________
41 AliMUONHitMapA1::AliMUONHitMapA1(Int_t npx, Int_t npy, TObjArray* dig)
44 // Constructor with new segmentation
46 fNpx = seg->Npx(idDE)+1;
47 fNpy = seg->Npy(idDE)+1;
51 fMaxIndex=2*(fNpx+1)*2*(fNpy+1)+2*fNpy;
53 fHitMap = new Int_t[fMaxIndex];
57 //______________________________________________________________
58 AliMUONHitMapA1::AliMUONHitMapA1(const AliMUONHitMapA1 & hitMap)
61 // Protected copy constructor
63 AliFatal("Not implemented.");
65 //_________________________________
66 AliMUONHitMapA1::~AliMUONHitMapA1()
69 if (fHitMap) delete[] fHitMap;
71 //______________________________________
72 void AliMUONHitMapA1::Clear(const char *)
75 memset(fHitMap,0,sizeof(int)*fMaxIndex);
77 //___________________________________________________
78 Bool_t AliMUONHitMapA1::ValidateHit(Int_t ix, Int_t iy)
81 // Check if pad coordinates are within boundaries
83 // printf("\n Validate %d %d %d %d", ix, iy, fNpx, fNpy);
85 return (TMath::Abs(ix) <= fNpx && TMath::Abs(iy) <= fNpy);
87 //_________________________________________________________
88 Int_t AliMUONHitMapA1::CheckedIndex(Int_t ix, Int_t iy) const
90 // Return checked indices ix, iy
91 Int_t index=2*fNpy*(ix+fNpx)+(iy+fNpy);
92 if ( index < 0 || index >= fMaxIndex ) {
93 AliWarning(Form("index outside array ix %d iy %d MaxIndex %d index %d Npx %d Npy %d",
94 ix, iy, fMaxIndex, index, fNpx, fNpy));
100 //_____________________________
101 void AliMUONHitMapA1::FillHits()
103 // Fill hits from digits list
104 Int_t ndigits = fDigits->GetEntriesFast();
105 //printf("\n Filling hits into HitMap\n");
106 //printf("FindRawClusters -- ndigits %d \n",ndigits);
107 if (!ndigits) return;
109 for (Int_t ndig=0; ndig<ndigits; ndig++) {
110 dig = (AliMUONDigit*)fDigits->UncheckedAt(ndig);
111 SetHit(dig->PadX(),dig->PadY(),ndig);
114 //___________________________________________________________
115 void AliMUONHitMapA1::SetHit(Int_t ix, Int_t iy, Int_t idigit)
117 // Assign digit to hit cell ix,iy
118 // fHitMap[kMaxNpady*(ix+fNpx)+(iy+fNpy)]=idigit+1;
119 fHitMap[CheckedIndex(ix, iy)]=idigit+1;
121 //_______________________________________________
122 void AliMUONHitMapA1::DeleteHit(Int_t ix, Int_t iy)
124 // Delete hit at cell ix,iy
125 // fHitMap[kMaxNpady*(ix+fNpx)+(iy+fNpy)]=0;
126 fHitMap[CheckedIndex(ix, iy)]=0;
128 //_____________________________________________
129 void AliMUONHitMapA1::FlagHit(Int_t ix, Int_t iy)
132 fHitMap[CheckedIndex(ix, iy)]=
133 -TMath::Abs(fHitMap[CheckedIndex(ix, iy)]);
135 //________________________________________________________
136 Int_t AliMUONHitMapA1::GetHitIndex(Int_t ix, Int_t iy) const
138 // Get absolute value of contents of hit cell ix,iy
139 return TMath::Abs(fHitMap[CheckedIndex(ix, iy)])-1;
141 //_______________________________________________________
142 TObject* AliMUONHitMapA1::GetHit(Int_t ix, Int_t iy) const
144 // Get pointer to object at hit cell ix, iy
145 // Force crash if index does not exist ! (Manu)
146 Int_t index=GetHitIndex(ix,iy);
147 return (index <0) ? 0 : fDigits->UncheckedAt(GetHitIndex(ix,iy));
149 //_________________________________________________
150 FlagType AliMUONHitMapA1::TestHit(Int_t ix, Int_t iy)
152 // Check if hit cell is empty, used or unused
154 Int_t index = CheckedIndex(ix, iy);
155 if (index<0 || index >= fMaxIndex) return kEmpty;
157 Int_t inf=fHitMap[index];
160 } else if (inf == 0) {
166 //________________________________________________________________________
167 AliMUONHitMapA1 & AliMUONHitMapA1::operator = (const AliMUONHitMapA1 & rhs)
169 // Protected assignement operator
171 if (this == &rhs) return *this;
173 AliFatal( "Not implemented.");